Strategy of All Realms: Start with the Strongest Assassin

I just got the sign-in system and signed in for reincarnation. Summoned directly to the Reincarnation Temple by the goddess. She was caught off guard by answering directly in advance as soon as the goddess was about to give out the task. So... The playful goddess has completely let herself go. He was also reincarnated into a family of assassins, but what he was about to face was completely different! "Since you know so much, I will reincarnate you into a war zone, huh~" Tia gradually fell in love with him when she saw such a talented all-rounder. The yandere Esdeath discovered his great potential at the age of eight and decided to capture him for training! Krulru discovered the infinite possibilities contained in his blood and summoned all vampires to conquer it! However, they discovered that they could not catch Arthur by themselves alone. Thus, an alliance called Arthur's Raiders was born. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.